Home / 150,475,101,390.79-207,655,673,814.46-82,809,691,608.89

Finding the Fourth Proportional to 150,475,101,390.79, 207,655,673,814.46 and 82,809,691,608.89

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Solution

The fourth proportional to 150,475,101,390.79, 207,655,673,814.46 and 82,809,691,608.89 is: 114,277,393,073.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,390.79 : 207,655,673,814.46 = 82,809,691,608.89 : x
  2. Step 2: Convert to fraction form
    150,475,101,390.79/207,655,673,814.46 = 82,809,691,608.89/x
  3. Step 3: Cross multiply
    150,475,101,390.79x = 207,655,673,814.46 × 82,809,691,608.89
  4. Step 4: Simplify right side
    150,475,101,390.79x = 17,195,902,309,410,646,523,904
  5. Step 5: Solve for x
    x = 17,195,902,309,410,646,523,904/150,475,101,390.79
  6. Step 6: Final answer
    x = 114,277,393,073.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.